Our running expert tested the best head torches, from Petzl to Ledlenser, but which is safest for running on dark winter nights?

China is moving ahead with the next generation of electric vehicle batteries, promising to be more efficient, safer, and ...

Lithium iron’s shelf life makes it worth investing in when shopping for a portable power station.

The U.S. consumer battery market was valued at USD 13.02 billion in 2025 and is projected to reach USD 25.31 billion by 2035, expanding at a CAGR of 6.87% from 2026 to 2035. Growth is driven by rising ...

Ultralife (NASDAQ:ULBI) reported fourth-quarter fiscal 2025 revenue of $48.5 million, up 10.6% from the prior-year period, as strength in its battery and energy products business more than offset a ...

Smoke detectors, emergency lights, old TV remotes, and certain toys that require 1.5V are some devices that you shouldn't use ...

Buying batteries in bulk may sound like a great way to save money, but how long can you expect your batteries to last if you ...

From a pocket-size EDC light to a 7,000-lumen powerhouse, these rugged flashlights are built for emergencies, vehicles, camping, and everyday carry.

Safely disposing of household batteries is good for the home and good for the environment. Dead batteries can leak heavy metals into soil and water.

You look at the top-right corner of your iPhone and it has slipped into the red. At just five percent, it’s only a matter of time before it’s kaput. You can’t call yourself an Uber, you can’t send ...